No abstract available
MeSH terms
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Botulinum Toxins, Type A / administration & dosage*
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Botulinum Toxins, Type A / adverse effects
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Headache Disorders / drug therapy
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Headache Disorders / pathology
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Humans
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Injections, Intramuscular
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Migraine Disorders / drug therapy*
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Migraine Disorders / pathology
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Neck Pain / chemically induced
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Patient Education as Topic